Comparative effectiveness of first-line palbociclib plus letrozole versus letrozole alone for HR+/HER2- metastatic breast cancer in US real-world clinical practice.

Angela M DeMicheleMassimo CristofanilliAdam M BrufskyXianchen LiuJack MardekianLynn McRoyRachel M LaymanBirol EmirMylin A TorresHope S RugoRichard S Finn
Published in: Breast cancer research : BCR (2021)
Clinicaltrials.gov; NCT04176354.